U.S. Silica Holdings Inc. (NYSE: SLCA) has promoted Billy Ray Smith to senior vice president and president of Oil & Gas Proppants, the company said on Jan. 3.

Smith succeeds Don D. Weinheimer, who will be retiring, but will stay on for an interim period to support the transition as vice president of strategic marketing. Smith will join the company’s executive management team and report to Brad Casper, executive vice president and chief commercial officer.

Smith joined U.S. Silica in March, 2017 as vice president of Oil & Gas, bringing over two decades of experience in the Oil & Gas exploration and services business. Prior to joining U.S. Silica, Smith held various positions of increasing responsibility at Halliburton Co. (NYSE: HAL). Smith holds a bachelor’s degree in petroleum engineering from Texas Tech University.

U.S. Silica’s president and CEO, Bryan Shinn said that Smith’s “proven leadership abilities, strong business acumen and outstanding relationship skills” in his new role will add tremendous value to the company.

“I’m honored and excited to assume these additional duties and lead the Oil & Gas operations at U.S. Silica,” Smith said. “I look forward to helping take our Oil & Gas business to the next level by continuing to stay ahead of industry trends and evolving our capabilities to match changing customer dynamics.”